Harisankar S
Technical Lead - Ruby On Rails at Handelnine Global
Kochi, Kerala, India
Summary
👤
Senior🎓
Top SchoolHarisankar S is a Technical Lead and seasoned Ruby on Rails architect with over 13 years of experience building and scaling high-performance web applications across startups and enterprises. He combines hands-on full-stack development with cloud-native architecture and DevOps—having migrated an on-prem RFID system to an auto-scaling AWS platform and driven performance and cost optimizations. As co-founder and CEO of Red Panthers Software Solutions he led projects that generated seven-figure revenue, while mentoring teams and managing stakeholder delivery. An active open-source contributor, he has maintained core components of the xmpp4r Ruby library, reflecting deep familiarity with protocol-level backend work. Based in Kochi, he blends entrepreneurial grit with practical expertise in PostgreSQL, Elasticsearch, Docker and infrastructure automation, and is focused on roles that push performance and scalability.
12 years of coding experience
6 years of employment as a software developer
Bachelor of Technology - BTech Computer Science and Engineering, Bachelor of Technology - BTech Computer Science and Engineering at College of Engineering Chengannur
Stackoverflow
4,557reputation
233kreached
108answers
8questions
sql
top-5%
postgresql
top-1%
ruby-on-rails
top-5%
Github Skills (15)
ruby10
xmpp10
lib10
postgresql10
ruby-on-rails9
sql9
version-control9
testing8
enums6
heroku6
scientific-notation6
devise6
csv6
simpleform6
facebook6
Programming languages (11)
Github contributions (5)
xmpp4r/xmpp4r
Sep 2013 - Jul 2022
XMPP/Jabber Library for Ruby
Role in this project:
Back-end Developer
Back-end DeveloperContributions:40 commits, 3 PRs, 4 pushes in 8 years 10 months
Contributions summary:Harisankar primarily contributed to the XMPP4R Ruby library by modifying core files related to the library's functionality. Their work includes bumping the version number, merging master branch changes, and updating website links within the code. The user also touched upon modules related to various XMPP features like MUC, PubSub, and bytestreams. These commits indicate a focus on maintaining and updating the library's core components.
jabberxmppruby
redpanthers/JoinUs
Aug 2015 - Jul 2016
Contributions:11 commits, 4 PRs, 9 pushes in 11 months
joinform-applicationruby
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